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Oil & Gas
| Sat 20 Jun 2026
Munich, June 20 -- Advansix Resins & Chemicals has submitted a patent application for Surfactants for Oil and Gas Production. This invention was developed by Kumari Harshita, Panigrahi Suchitra, Ananthapadmanabhan Kavssery, Mittapalli Ramana and Asirvatham Edward.
The patent application number is EP20240765792 20240807. The p..
Oil & Gas
| Sat 20 Jun 2026
Munich, June 20 -- Neste has applied European patent for a Process for Producing Rosin Oil. Nevanlinna Ville and Mokkila Kosti developed it.
The patent application number is EP20240758298 20240810. The patent publication number is EP4758209 (A1). International Patent Classification codes are C09F1/02 and C09F1/04. Cooperative..
Oil & Gas
| Sat 20 Jun 2026
Munich, June 20 -- Thyssenkrupp Uhde GmbH and ThyssenKrupp AG have submitted a patent application for Reactor and Method for the Pyrolysis of Hydrocarbon-containing Fluids. Antweiler Nicolai and Wuwer Matthias developed the invention.
The patent application number is EP20240748637 20240724. The patent publication number is EP..
Oil & Gas
| Sat 20 Jun 2026
Munich, June 20 -- Cargill has submitted a patent application for Removal of Unwanted Mineral Oil Hydrocarbons. Barega Esayas, Van Rossum Gijsbertus Johannes and Marazzato Michele developed the invention.
The patent application number is EP20240759331 20240806. The patent publication number is EP4757634 (A1). International Pa..
Oil & Gas
| Sat 20 Jun 2026
Geneva, June 20 -- LanzaTech has filed a patent application for Process and System for Treating a Gas Stream. This invention was developed by Rosin Richard Russell, Rollag Sean Alex, Conrado Robert John, Schulz Taylor Craig, Yu Yen-lu and Burman Bailey Lynn.
The patent application number is WO2025US32117 20250603. The patent ..
Oil & Gas
| Sat 20 Jun 2026
Beijing, June 20 -- China National Petroleum has filed a patent application for Method and Device for Establishing Whole-area Three-dimensional High-precision Velocity Field in Oilfield Development Stage. This invention was developed by Liu Xingfang, Wang Weijun, Hong Liang, Liu Jiangtao, Zhou Yang, Yang Chen and Zhao Changsheng..
Oil & Gas
| Sat 20 Jun 2026
Geneva, June 20 -- Thermax Co Ltd and Hanwha Ocean have sought patent for System for Detecting Defect in Non-adhesive Insulation Structure for Liquefied Gas Storage and Method for Detecting Defect in Non-adhesive Insulation Structure for Liquefied Gas Storage. This invention was developed by Kim Byung Hwa and Lee Sang Bok.
Th..
Oil & Gas
| Sat 20 Jun 2026
Canberra, June 20 -- Australian Patent Office has released University of Twente patent application for Method for Obtaining a Ch4-enriched Gas Fraction. This invention was developed by Mendel Niels, Mugele Friederich Gunther, Brilman Derk Willem Frederik and Siretanu Igor.
The patent application number is AU20230410172 202312..
Oil & Gas
| Sat 20 Jun 2026
Munich, June 20 -- European Patent Office has published TotalEnergies Onetech patent application for Optimizing a Layout of a Subsea Oil & Gas Field. The invention was developed by Perona Noémie, Llobell Baptiste, Schmitt Florent, Allybokus Zaïd and Perchoux Antoine.
The patent application number is EP20240307082 20241212. ..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- Southwest Petroleum University has submitted a patent application for Heterogeneous Formation Fracture Pressure Prediction and Internal Friction Angle Joint Inversion Method. This invention was developed by Liu Peng, Liu Liyan, Liu Dongliang, Qin Li, Wang Jinhao, Fang Yuan, Han Xiong, Wei Qiang, Li Xiang, Wan..
Oil & Gas
| Sat 20 Jun 2026
Beijing, June 20 -- Petrochina Co Limited and Daqing Oilfield have applied Chinese patent for Dry Rock Model Building Method for High-water-cut-period Reservoir of Oil Field. Cai Dongmei, Yang Huidong, Liang Yu and Fu Xiandi developed it.
The patent application number is CN202411191224 20240828. The patent publication number ..
Oil & Gas
| Sat 20 Jun 2026
Beijing, June 20 -- China Petroleum & Chemical, Sinopec Shengli Oilfield and Shengli Oilfield Qingdao Tech Research And Development Center Co Ltd have submitted a patent application for Seismic Exploration Observation System Offset Coupling Evaluation Method and System. Duan Xibin, Gao Shoutao, Shi Jiqiang, Liu Mengyuan, Gao Wen..
Oil & Gas
| Sat 20 Jun 2026
Beijing, June 20 -- China Petroleum & Chemical and China Petroleum & Chemical Corp Jiangsu Oilfield Branch have submitted a patent application for Method for Determining Favorable Lithofacies Combination of Continental Facies Mixed Shale. Fu Xi, Sun Yaxiong, Duan Hongliang, Liu Zhimin, Yang Yan and Liu Shili developed the invent..
Oil & Gas
| Sat 20 Jun 2026
Beijing, June 20 -- China Petroleum & Chemical and Sinopec Geophysical Research Institute Co Ltd have submitted a patent application for Rapid Imaging Method and Device for Anisotropic Formation Resistivity of Horizontal Well, Electronic Equipment and Medium. Wu Yizhi and Cao Huilan developed the invention.
The patent applica..
Oil & Gas
| Sat 20 Jun 2026
Beijing, June 20 -- PetroChina Co Limited and Daqing Oilfield have submitted a patent application for Labeling Seam Development Section Identification Method and Device, Equipment and Medium. This invention was developed by Zhang Bo, Jin Xueying, Yang Xuefeng, Takamatsu Hiroshi, Yan Jicheng, Wen Zheng, Yin Shujun, Xia Wenhao, Li..
Oil & Gas
| Sat 20 Jun 2026
Beijing, June 20 -- China Petroleum & Chemical and Sinopec Geophysical Research Institute Co Ltd have filed a patent application for Depth Domain Well Seismic Automatic Calibration Method and Device Based on Dynamic Time Warping, Electronic Equipment and Medium. This invention was developed by Li Kai, Sun Zhengxing, Niu Liping a..
Oil & Gas
| Sat 20 Jun 2026
Beijing, June 20 -- China Petroleum & Chemical, Sinopec Shengli Oilfield and Shengli Oilfield Qingdao Tech Research And Development Center Co Ltd have submitted a patent application for Low-quality Seismic Data Fault Identification Method and System. Wang Shuhua, Sun Huabin, Yang Guojie, Zhao Jianjun, Gao Lei, Zhang Yue and Wang..
Oil & Gas
| Sat 20 Jun 2026
Beijing, June 20 -- China Petroleum & Chemical and Sinopec Geophysical Research Institute Co Ltd have filed a patent application for Gas-bearing Prediction Method and Device for Sandstone Reservoir of Deep Flat Lake Group in Sea Area. This invention was developed by Wang Yuxiang, Yang Qian, Yao Ming, Xie Wei, Zhang Kefei and Hu ..
Oil & Gas
| Sat 20 Jun 2026
Beijing, June 20 -- China Petroleum & Chemical and Sinopec Geophysical Research Institute Co Ltd have applied Chinese patent for Sea Area Deep Granite Group Tight Reservoir Sand Body Depicting Method and Device. Jia Zeyu, Wang Yuxiang, Lei Chaoyang, Ji Yongzhen, Yao Ming and Hu Huafeng developed it.
The patent application num..
Oil & Gas
| Sat 20 Jun 2026
Beijing, June 20 -- China Petroleum & Chemical and Sinopec Zhongyuan Oilfield Co have applied Chinese patent for Strike-slip Fault Band Pass-source Quantitative Evaluation Method. Liu Guoqing, Mu Xiaoshui, Gao Yongtao, Shao Dongmei, Deng Dekun and Hu Qingqin developed it.
The patent application number is CN202411236017 202409..
Oil & Gas
| Sat 20 Jun 2026
Beijing, June 20 -- PetroChina Co Limited and Daqing Oilfield have applied Chinese patent for Stratum Slice Fusion Method Based on Deep Learning. Gao Xingyou, Dong Meng, Yu Dongxu, Jia Hongbing, Cao Lele, Sha Zonglun, Tan Guihua and Kong Fanshun developed it.
The patent application number is CN202411220592 20240902. The paten..
Oil & Gas
| Sat 20 Jun 2026
Beijing, June 20 -- PetroChina Co Limited and Daqing Oilfield have filed a patent application for Sandwich Type Shale Oil Ultrathin Reservoir Horizontal Well Earthquake Guiding Method. This invention was developed by Li Benbin, Hu Jiuzhan, Zhao Haibo, Wu Jie and Zhang Shuming.
The patent application number is CN202411215957 2..
Oil & Gas
| Sat 20 Jun 2026
Beijing, June 20 -- China Petroleum & Chemical and Sinopec Geophysical Research Institute Co Ltd have sought patent for VTI Medium Pre-stack Elastic Impedance Seismic Inversion Method and Device, Electronic Equipment and Medium. This invention was developed by Wang Yuxiang, Sun Zhengxing, Wu Si and Hu Huafeng.
The patent appl..
Oil & Gas
| Sat 20 Jun 2026
Beijing, June 20 -- China Petroleum & Chemical and Sinopec Shengli Oilfield have sought patent for Seismic Forward Modeling Large-scale Application Method. This invention was developed by Guan Jian, Li Meimei, Liu Fang, Lian Ximeng, Zhang Meng, Wang Xiuyin and Zhang Qian.
The patent application number is CN202411238041 202409..
Oil & Gas
| Sat 20 Jun 2026
Beijing, June 20 -- PetroChina Co Limited and Daqing Oilfield have sought patent for Two-dimensional Seismic Attribute Interpolation Method Based on Multipoint Geostatistics. This invention was developed by Dong Meng, Shen Zhongmei, Zhao Zhiwei, Yu Dongxu, Jia Hongbing, Cao Lele, Sha Zonglun and Kong Fanshun.
The patent appli..
Oil & Gas
| Sat 20 Jun 2026
Beijing, June 20 -- China Petroleum & Chemical and Sinopec Geophysical Research Institute Co Ltd have submitted a patent application for Fracture-vug Type Reservoir Comprehensive Prediction Method Based on Diffracted Wave Seismic Attributes, Electronic Equipment, Storage Medium and Device. This invention was developed by Zhang R..
Oil & Gas
| Sat 20 Jun 2026
Beijing, June 20 -- China Petroleum & Chemical and Sinopec Geophysical Research Institute Co Ltd have submitted a patent application for Diffracted Wave-based Heterogeneous Body Prediction Method, Electronic Equipment, Storage Medium and Device. Zhou Dan, Cui Shuguo, Sun Zhengxing, Bi Chenchen, Xie Wei and Hu Huafeng developed t..
Oil & Gas
| Sat 20 Jun 2026
Beijing, June 20 -- PetroChina Co Limited and Daqing Oilfield have sought patent for Micro-amplitude Identification Method Based on Amplitude Curvature. This invention was developed by Lyu Shuangbing, Yang Yingbin, Yang Chunsheng, Si Li, Yang Huidong, Jiao Yanli, Zhang Xiuli and Bai Xue.
The patent application number is CN202..
Oil & Gas
| Sat 20 Jun 2026
Beijing, June 20 -- Sun Zhiyuan and China University of Petroleum, East China have submitted a patent application for Mud Shale Tectonic Joint Density Earthquake Prediction Method Based on Main Control Factor Coupling. Sun Zhiyuan, Zhang Jiachang, Xu Shouyu, Wang Yuekai, Zhao Yameng, Ma Cunfei and Li Tao developed the invention...
Oil & Gas
| Sat 20 Jun 2026
Beijing, June 20 -- China Petroleum & Chemical, Sinopec Shengli Oilfield and Shengli Oilfield Qingdao Tech Research And Development Center Co Ltd have sought patent for Nonmetal Buried Pipeline Positioning Method Based on Time Domain Superposition and Recursive Segmentation. This invention was developed by Han Qing, Dong Haowen,..
Oil & Gas
| Sat 20 Jun 2026
Beijing, June 20 -- China Petroleum & Chemical and Sinopec Shengli Oilfield have submitted a patent application for Seismic Exploration Observation System Data Generation Method. This invention was developed by Lian Ximeng, Wang Song, Zhou Juan, He Honglei, Liu Qunqiang, Shang Xinmin and Cui Qinghui.
The patent application nu..
Oil & Gas
| Sat 20 Jun 2026
Beijing, June 20 -- PetroChina Co Limited and Changqing Eng Design Co Ltd have submitted a patent application for Electronic Paraffin Removal Ball Detection Management System and Detection Method. This invention was developed by Zhou Yuanjia, Dong Yanguo, Liu Yi, Zhang Yuqiang, Guo Yahong, Hu Chunlin, Zhang Yuxi, Liu Xinyu, Zhu ..
Oil & Gas
| Sat 20 Jun 2026
Beijing, June 20 -- Shandong Yanxin Energy Tech Co Ltd and China University of Petroleum, East China have submitted a patent application for Full-component Minimum Symmetric Compensation Antenna System and While-drilling Electromagnetic Wave Resistivity Logging Method. This invention was developed by Du Fangyun, Yan Zhidan and L..
Oil & Gas
| Sat 20 Jun 2026
Beijing, June 20 -- China Petroleum & Chemical and Sinopec Dalian Petroleum Chemical Research Institute Co Ltd have submitted a patent application for Residual Oil Hydrogenation Device Decision-making Auxiliary Method and Device, Electronic Equipment and Storage Medium. This invention was developed by Chen Bo, Wang Xiaolin, Liu ..
Oil & Gas
| Sat 20 Jun 2026
Beijing, June 20 -- China Petroleum & Chemical and Sinopec Zhongyuan Oilfield Co have submitted a patent application for Optimal Selection Method of Energy Multi-energy Coupling Scheme. This invention was developed by Huang Xuesong, Zhang Cheng, Pei Xin, Cai Caixia, Chen Xiancui and Li Zhongchao.
The patent application number..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- China Petroleum & Chemical and Sinopec Dalian Petroleum Chemical Research Institute Co Ltd have submitted a patent application for Silicon-tin-carbon Composite Material and Preparation Method and Application Thereof. This invention was developed by Ma Rui, Liu Kun, Song Young-il, Zhang Shudong and Guo Decai.
..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- China Petroleum & Chemical and Sinopec Dalian Petroleum Chemical Research Institute Co Ltd have submitted a patent application for Tin-based Negative Electrode Material and Preparation Method and Application Thereof. This invention was developed by Liu Kun, Zhang Shudong and Guo Decai.
The patent applicati..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- China Petroleum & Chemical and Sinopec Petroleum Exploration And Production Research Institute have submitted a patent application for Method and System for Estimating Current Earth Heat Flow of Rift Valley Basin. This invention was developed by Zeng Yan, Feng Jianyun, Zhang Ying, Luo Jun, Yun Xiaorui and Lia..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- China Petroleum & Chemical and Sinopec Petroleum Exploration And Production Research Institute have submitted a patent application for Method and Device for Evaluating Post-water-drive Flow Field for Water-drive Development of Low-permeability Volatile Oil Reservoir. This invention was developed by Li Yanhua,..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- China Petroleum & Chemical and Sinopec Petroleum Exploration And Production Research Institute have filed a patent application for Method and System for Determining Productivity of Shale Condensate Oil and Gas Reservoir Fractured Horizontal Well. This invention was developed by Liu Hua, Wang Yanyan, Hu Xiaohu..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- PetroChina Co Limited and Xinjiang Tarim Petroleum Explor And Development Headquarters Co Ltd have submitted a patent application for Method and Device for Adjusting Parameter Values of Oil and Gas Reservoir Numerical Model. This invention was developed by Pei Xuehao, Zhou Bihui, Zhang Qihui, Bian Wanjiang, Z..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- China Petroleum & Chemical and Sinopec Research Institute Of Petroleum Processing have submitted a patent application for Method and Device for Predicting Content of Sulfur and Nitrogen in Refined Wax Oil. This invention was developed by Zhang Fanbin, Tian Wang, Liang Jialin, Qin Kang and Ye Sishi.
The pat..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- China Petroleum & Chemical and Sinopec Dalian Petroleum Chemical Research Institute Co Ltd have submitted a patent application for Petroleum Pollution Site Biostimulation Technical Index System Construction Method. This invention was developed by Wu Jian, Shan Guangbo, Xu Baiqing, Xia Xinhu and Wang Shanrong...
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- China Petroleum & Chemical and Sinopec Geophysical Research Institute Co Ltd have applied Chinese patent for Regional Decomposition-based Two-dimensional Array Resistivity Inversion Method, Electronic Equipment, Storage Medium and Device. Wu Yizhi, Cao Huilan and Wang Qian developed it.
The patent applicat..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- China Petroleum & Chemical and Sinopec Dalian Petroleum Chemical Research Institute Co Ltd have submitted a patent application for Compressed Air Energy and Air Storage Capacity Optimization Method and Device, Electronic Equipment and Storage Medium. This invention was developed by Sui Gulei.
The patent ap..
Oil & Gas
| Sat 20 Jun 2026
Geneva, June 20 -- Services Petroliers Schlumberger, Geoquest Systems Bv, Schlumberger Technology Corp and Schlumberger have applied WIPO patent for Drilling Equipment Parameter Optimization Workflow. T Manuel Francis, Sabillon Chris, Rakhunde Vikas, Robertson Philip and Aguirre Franz developed it.
The patent application numb..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- PetroChina Co Limited and Daqing Oilfield have submitted a patent application for Simulated Loop Equivalent Heat Exchange Relation Determination Method Considering Temperature and Material Change. This invention was developed by Inju, Lu Jiping, Zhou Shide, Li Xingguo and Wang Jianping.
The patent applicat..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- Sinopec Oilfield Service, Drilling Technology Research Institute Of Shengli Petroleum Engineering Co Ltd Sinopec, Sinopec Group and Sinopec Shengli Petroleum Engineering have submitted a patent application for Design Method for Special-shaped Teeth. This invention was developed by Yuan Yubao, Dong Guanghua, S..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- PetroChina Co Limited and Daqing Oilfield have sought patent for Oil Field Gathering and Transportation Worker Skill Operation Drill Examination System Based on VR Technology. This invention was developed by Liu Xiaoying, Li Xueying, Shao Lei, Xia Mengying, He Jingang, Liu Yue, Han Chao, Xu Xianfeng, Yan Bin,..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- PetroChina Co Limited and Daqing Oilfield have sought patent for Unused Reserve Block Classification Method Based on Deep Learning. This invention was developed by Dong Meng, Zhao Zhiwei, Fan Guangquan, Yu Dongxu, Jia Hongbing, Cao Lele, Sha Zonglun and Kong Fanshun.
The patent application number is CN2024..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- China Petroleum & Chemical and Sinopec Petroleum Engineering Technology Research Institute Co Ltd have filed a patent application for Drilling Fluid Formula Screening Method and Device, Storage Medium and Computer Program. This invention was developed by Ke Ke, Zhang Hui, Zhang Zhenxiang, Li Lin, Hu Zhiqiang ..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- China Petroleum & Chemical and Sinopec Northwest Oil Field have applied Chinese patent for Geological Model Correction Method Based on Big Data Analysis. Deng Guangxiao, Li Xingjuan, Wen Huan, Jiang Lin and Zhang Juan developed it.
The patent application number is CN202411241448 20240905. The patent public..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- PetroChina Co Limited and Daqing Oilfield have submitted a patent application for Automatic Interactive Reserve Estimation Method. Yu Hailong, Zhang Ge, Qian Yanling, Li Hengshuang, Zhou Chuyi, Zhai Shengnan, Li Cao, Song Zixue, Liu Weili and Yang Yuhua developed the invention.
The patent application numbe..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- PetroChina Co Limited and Daqing Oilfield have submitted a patent application for Fracturing Fluid String Friction Calculation Method. This invention was developed by Du Wenlei, Lv Deqing, Jin Li, Sun Yu, Wang Xianjun, Li Cunrong, Sun Lijing, Li Lili, Ning Yuqiang and Li Yunfeng.
The patent application num..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- PetroChina Co Limited and Daqing Oilfield have submitted a patent application for Method for Judging Water Absorption Possibility of Plugging Layer of Injection Well and Determining Water Absorption Well of Plugging Layer. This invention was developed by Peng Zhangang, Feng Xuan, Li Junfeng and Lin Jialiang.
..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- PetroChina Co Limited and Daqing Oilfield have sought patent for Deceving Method and Device for Continuous Multi-layer Inter-well Sand Body of Decimeter-level Low-grade Oil Layer. This invention was developed by Wang Jiaqiang, He Qiuli, Huo Zhengwang, Li Rubin, Zhu Wei, Zhang Jingyi, Song Yuting, Wang Zhiqian..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- PetroChina Co Limited and Daqing Oilfield have submitted a patent application for Fracturing Design Method Based on Bedrock Three-dimensional Geological Modeling. Cai Zhuang, Lu Jiamin, Dai Shili, Di Jiaxiang, Yang Liang, Sun Lidong, Li Xiaomei, Xu Yan, Chen Hongan, Gu Mingyong, Liu Jiajun and Liu Hongyan dev..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- PetroChina Co Limited and Daqing Oilfield have submitted a patent application for Data Blood Relationship Tracing and Graphical Display Method. This invention was developed by Kong Minghua, Wang Yihong, Wang Yong, Liu Wanwei, Gu Juan, Zhang Nannan, Liu Nannan, Yang Guangxi, Lun Yang and Wang Ying.
The pate..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- PetroChina Co Limited and Daqing Oilfield have filed a patent application for Visual Data Quality Inspection Method, Storage Medium and Electronic Equipment. This invention was developed by Kong Minghua, Wang Yihong, Wang Yong, Liu Wanwei, Gu Juan, Liu Nannan, Lun Yang, Yang Guangxi and Wang Ying.
The pate..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- China Petroleum & Chemical and Sinopec Dalian Petroleum Chemical Research Institute Co Ltd have submitted a patent application for Crude Oil Leakage Area Measuring Method and Device. This invention was developed by Shi Lei, Zhou Liguo, Huang Zijian, Zhang Jianming and Zhao Yatong.
The patent application nu..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- China Petroleum & Chemical and Sinopec Shengli Oilfield have submitted a patent application for Task and Resource Bidirectional Adaptive Allocation Method. Meng Xianxia, Lian Ximeng, Zhang Meng, Tang Xianggong, Long Wentao, Zhao Shengtian and Qu Zhipeng developed the invention.
The patent application numbe..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- PetroChina Co Limited and Daqing Oilfield have filed a patent application for Linkage Control Method for Filling Mother Liquor into Well Water. This invention was developed by Jiang Lili, Tang Sheng, Shi Lei, Xu Chang, Sun Hongxia, Su Shanghai, Zhao Lu, Deng Xuezhu, Zhang Youting and Xu Da.
The patent appl..
Oil & Gas
| Sat 20 Jun 2026
Beijing, June 20 -- State Intellectual Property Office of China has received Petrochina Co Limited patent application for Coal and Oil Sludge Mixing Control Method and System. Zhou Kai, Li Jinsheng, Chen Bairong, Wei Xumeng, Liu Yi, Yao Xiulong, Narumi Atsushi, Ren Ning, Ma Haichao and Hou Xiuqin developed the invention.
The ..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- State Intellectual Property Office of China has released China University of Petroleum, Beijing patent application for Ocean Platform Accident Deduction Method, Device and Equipment. This invention was developed by Zhen Yuying, Jing Qi and Li Yuntao.
The patent application number is CN202511662106 20251113. ..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- State Intellectual Property Office of China has released PetroChina Co Limited patent application for Determination Method, System and Device for Salinized Lake Basin Fine Fragment Particle Deposition Carrying Distance and Storage Medium. This invention was developed by Wang Mu, Sun Xiujian, Wang Jing, Shi Ya..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- State Intellectual Property Office of China has published PetroChina Co Limited and Daqing Oilfield patent application for Method for Endowing Hydrofracture Fracture Conductivity by Utilizing Productivity Decline Rule of Fractured Well. The invention was developed by Wang Qi, Lin Rushan, Zhao Qiang, Li Sihan ..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- PetroChina Co Limited has submitted a patent application for Method for Depicting Coning Form of Bottom Water of Gas Reservoir Containing Interlayer Bottom Water and Related Equipment. This invention was developed by Lei Ming, Qi Lingfeng, Wang Yuhang, Qiao Xia, Gao Dengkuan, Dong Lisheng, Liu Yan, Rao Huawen..
Oil & Gas
| Sat 20 Jun 2026
Beijing, June 20 -- PetroChina Co Limited has submitted a patent application for Determination Method and Enhancement Method for Magnetic Field Intensity of Underground Electromagnetic Communication Transmitting Coil. This invention was developed by Zhu Shijia, Chen Qiang, Huang Shouzhi, Jia Deli, Sun Fuchao and Hao Zhongxian.
..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- PetroChina Co Limited has sought patent for Shale Reservoir Hydraulic Fracturing Wellbore Casing Deformation Risk Judgment Method and System. This invention was developed by Liu Tianbo, Song Xianmin, Chen Renbao, Liu Yufei, Wei Jianhua, Wang Yao, Wang Yuanzheng, Geng Haitao, Xiao Guohua, Li Guoyong, Yin Caixi..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- PetroChina Co Limited has sought patent for Site Selection Analysis Method and System for Carbon Dioxide Burying of Exhausted Gas Reservoir. This invention was developed by Mu Ruoyu, Wang Mengyu, Luo Yu, Wang Rong, Zhao Zihan and Zhou Yuan.
The patent application number is CN202411205602 20240830. The pate..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- PetroChina Co Limited has submitted a patent application for Method and Device for Optimally Designing Injection Parameters of Sand Adding Pump. Bi Ran, Hao Mingqiang, Qin Yong, Qiang Zhuang and Ding Haifeng developed the invention.
The patent application number is CN202411201082 20240829. The patent publi..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- State Intellectual Property Office of China has released Henan Jingui Tech Co Ltd and China University of Petroleum, Beijing patent application for Rapid Prediction Method for Key Flow Parameters of Gas-liquid Two-phase Flow of Horizontal Gas Well. This invention was developed by Zhou Shaobo, Chen Quankui, Ji..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- PetroChina Co Limited has submitted a patent application for Fracture Characterization and Numerical Simulation Method for Fracture-vuggy Carbonate Rock Bottom Water Gas Reservoir. Liu Yingru, Yue Shijun, Yi Dinghong, Chen Gengxin, Zhang Shiming, Zhang Tingjing, Wang Aiping and Chang Haiyan developed the inve..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- PetroChina Co Limited has submitted a patent application for Shale In-situ Geologic Body Continuous Dynamic Thermal Conductivity Construction Method and Device. Lin Senhu, Cui Jingwei and Zhang Yan developed the invention.
The patent application number is CN202411265044 20240910. The patent publication num..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- PetroChina Co Limited has filed a patent application for Ultrasonic Multi-feature Fusion Bolt Stress Prediction Method and System Based on Machine Learning. This invention was developed by Zhang Bo, He Yuqi, Feng Chengke, Wang Junchao, Wang Bo and Zhang Wanhong.
The patent application number is CN202411229..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- State Intellectual Property Office of China has released PetroChina Co Limited patent application for Low-permeability Gas Reservoir Gas Well Productivity Rapid Assessment Method and Device, and Storage Medium. This invention was developed by Xie Shiyi, Du Cheng, Shu Run, Du Qiang, Liu Qilin and Luo Jing.
..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- State Intellectual Property Office of China has released PetroChina Co Limited patent application for Gas Well Production State Estimation Method and System Based on Particle Filtering. This invention was developed by Zhu Yingjie, Liu Bo, Xu Yanli, Chen Fuhong, Li Qian and Liang Bing.
The patent applicatio..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- PetroChina Co Limited has submitted a patent application for Intelligent Well Test Interpretation Method, Device and Equipment and Storage Medium. This invention was developed by Yang Yang, Lyu Yabo, Feng Jia, Li Juan and Yang Mei.
The patent application number is CN202411208595 20240830. The patent public..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- PetroChina Co Limited has sought patent for Hydrogen Sulfide Content Prediction Method Based on Transfer Learning and Related Equipment. This invention was developed by Jiang Wei, Fan Rui, Wang Shihui, Zhang Chunyang and Liu Ke.
The patent application number is CN202411255993 20240909. The patent publicati..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- State Intellectual Property Office of China has released PetroChina Co Limited patent application for Method for Establishing Original Oil Saturation Model of Oil Reservoir and Method for Calculating Original Oil Saturation Model of Oil Reservoir. This invention was developed by Wan Xiaolong, Tan Xiqun, Sui C..
Oil & Gas
| Sat 20 Jun 2026
Munich, June 20 -- Chevron USA has applied European patent for Stable Process for Hydroconversion of Normal Paraffins. Schmidt Joel Edward, Chen Cong-yan, Maesen Theodorus Ludovicus Michael and Jiao Ling developed it.
The patent application number is EP20240761821 20240809. The patent publication number is EP4758227 (A1). Inter..
Oil & Gas
| Sat 20 Jun 2026
Munich, June 20 -- European Patent Office has published Chevron USA patent application for Shortening N-paraffins to Increase Steam Cracker Ethylene Yield. The invention was developed by Venner Ronald M, Davis Tracy Margaret, Schmidt Joel Edward, Mukherjee Ujjal Kumar, Chen Cong-yan, Maesen Theodorus Ludovicus Michael, Jiao Ling..
Oil & Gas
| Sat 20 Jun 2026
Munich, June 20 -- Chevron USA has submitted a patent application for Paraffin Hydro-normalization to Improve the Carbon Footprint of Steam Cracking. This invention was developed by Venner Ronald M, Davis Tracy Margaret, Schmidt Joel Edward, Mukherjee Ujjal Kumar, Chen Cong-yan, Maesen Theodorus Ludovicus Michael, Jiao Ling, Sun..
Oil & Gas
| Sat 20 Jun 2026
Munich, June 20 -- European Patent Office has released Chevron USA patent application for Enhanced Circularity at Enhanced Ethylene Yield. This invention was developed by Virdi Harjeet, Maesen Theodorus Ludovicus Michael, Gillis Daniel Bruce and Jiao Ling.
The patent application number is EP20240761469 20240809. The patent publ..
Oil & Gas
| Sat 20 Jun 2026
Munich, June 20 -- Saudi Arabian Oil has applied European patent for Composite Gels for Water Shutoff in Fractured Reservoirs. Almohsin Ayman, Alharbi Bader Ghazi and Almutari Saad developed it.
The patent application number is EP20240762146 20240808. The patent publication number is EP4758216 (A1). International Patent Classif..
Oil & Gas
| Sat 20 Jun 2026
Geneva, June 20 -- Baker Hughes Oilfield Operations has submitted a patent application for Force Balanced Dual Valve Pulser System. Sauthoff Bastian and Peters Volker developed the invention.
The patent application number is WO2025US58430 20251205. The patent publication number is WO2026122967 (A1). International Patent Classif..
Oil & Gas
| Sat 20 Jun 2026
Geneva, June 20 -- Baker Hughes Oilfield Operations has submitted a patent application for Combined Rotary Steerable and Mud Pulse Telemetry Tool. This invention was developed by Peters Volker.
The patent application number is WO2025US58422 20251205. The patent publication number is WO2026122961 (A1). International Patent Class..
Oil & Gas
| Thu 18 Jun 2026
Beijing, June 19 -- Nat Bio Energy Group Co Ltd and Hangzhou Yunjiang New Energy Tech Co Ltd have sought patent for Combustible Gas Low-nitrogen Combustion System. This invention was developed by Li Yunchuan, Zhuang Huiyong, Yu Chunjiang, Wang Zhenjiang, Zhang Youjun and Lyu Yingsheng.
The patent application number is CN20251..
Oil & Gas
| Thu 18 Jun 2026
Beijing, June 19 -- China Petroleum Eng & Constr Corp and China National Petroleum have sought patent for Liquefied Gas Storage Device. This invention was developed by Guo Chao, Luo Shuangquan and Shen Quanfeng.
The patent application number is CN202411251074 20240906. The patent publication number is CN121631160 (A). Interna..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- State Intellectual Property Office of China has released PetroChina Co Limited patent application for BOPP (biaxially-oriented Polypropylene) Composite Film, Preparation Method Thereof and Capacitor. This invention was developed by Liu Qiang, Wang Zaihua, Li Guangquan, Wang Fushan, Ding Mingyue, Gao Yan, Li G..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- State Intellectual Property Office of China has released PetroChina Co Limited patent application for Interactive Image Display Method and System, Terminal and Medium. This invention was developed by Cai Liang, Cai Haiyan, Ma Litao, Yang Xingang, Zhang Qin, Wang Haifeng, An Ran, Li Qiushi, Tian Ning, Zhong Ti..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- PetroChina Co Limited has filed a patent application for Gasoline and Diesel Oil Marketing Method and Device Based on Wholesale and Zero Integration. This invention was developed by Qiu Xuan, Ding Shaoheng, Zhang Lei, Xiong Xinqiang, Zhang Hongyu and Tang Xianghua.
The patent application number is CN202411..
Oil & Gas
| Sat 20 Jun 2026
Munich, June 20 -- ExxonMobil Technology And Engineering Co has submitted a patent application for Ethylene Copolymer Compositions and Articles Made Thereof. This invention was developed by Ma Rong, Gururajan Giriprasath, Huang Gang and Li Wen.
The patent application number is EP20240726407 20240417. The patent publication nu..
Oil & Gas
| Sat 20 Jun 2026
Munich, June 20 -- Chevron Phillips Chemical has sought patent for Methods for Improving Metal Dispersion of a Catalyst. This invention was developed by Alvez-manoli Gabriela D, Bergmeister Joseph J and Demmelmaier-chang Cori A.
The patent application number is EP20240759349 20240809. The patent publication number is EP4757936 ..
Oil & Gas
| Sat 20 Jun 2026
Munich, June 20 -- IFP Energies nouvelles has filed a patent application for Column with Helical Perforated Plates. This invention was developed by Lorcet Hélène, Bouras Hanane and Augier Frederic.
The patent application number is EP20240746710 20240722. The patent publication number is EP4757906 (A1). International Patent Cl..
Oil & Gas
| Sat 20 Jun 2026
Geneva, June 20 -- Halliburton Energy Services has submitted a patent application for Stator End Turn Protection from Partial Discharge Events in Electrical Submersible Pump (esp) Motors. This invention was developed by Mansir Hassan.
The patent application number is WO2024US60435 20241217. The patent publication number is WO20..
Oil & Gas
| Sat 20 Jun 2026
Geneva, June 20 -- World Intellectual Property Organization has released Halliburton Energy Services patent application for Dual Tubular Expandable Liner Hanger. This invention was developed by Maddux Stephen Ross, Newton Daniel Craig, Loh Chee Sing Kelvin, Ang Teck Heng and Khor Cheng Xiang Adrian.
The patent application numbe..
Oil & Gas
| Sat 20 Jun 2026
Geneva, June 20 -- ExxonMobil Technology And Engineering Co has submitted a patent application for Compositions Comprising Carbon Nanotube Bundles and Use Thereof in Battery Cells. This invention was developed by Li Shushuang, Sundararajan Uppili, Slim Ali H, Natarajan Bharath, Tao Lei, Iyer Krishnan Anantha Narayana and Li Ling..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 19 -- State Intellectual Property Office of China has received Shaanxi Huating Tech Co Ltd patent application for Harmless Purification Device for Fracturing Flow-back Fluid of Oil and Gas Field. Hao Weijia, Chen Shaokun, Chen Shaoqian, Liang Hua and Song Shiwei developed the invention.
The patent application nu..
Oil & Gas
| Fri 19 Jun 2026
Beijing, June 20 -- Northeast Petroleum University has sought patent for Oil Well Yield Intelligent Prediction Method and System Based on Integrated Model. This invention was developed by Song Wei, Wang Suling, Li Yanchun, Lin Xiang, Li Jinbo and Liu Jiangyue.
The patent application number is CN202511795790 20251202. The patent..
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